APA (7th ed.) Citation

A Modernist. (1910). Letters to his holiness Pope Pius X. The Open Court Publishing Company.

Chicago Style (17th ed.) Citation

A Modernist. Letters to His Holiness Pope Pius X. Chicago: The Open Court Publishing Company, 1910.

MLA (9th ed.) Citation

A Modernist. Letters to His Holiness Pope Pius X. The Open Court Publishing Company, 1910.

Warning: These citations may not always be 100% accurate.